4959649 has 4 divisors (see below), whose sum is σ = 4969264. Its totient is φ = 4950036.

The previous prime is 4959641. The next prime is 4959653. The reversal of 4959649 is 9469594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9469594 = 2 ⋅4734797.

It is a cyclic number.

It is not a de Polignac number, because 4959649 - 2³ = 4959641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4959599 and 4959608.

It is not an unprimeable number, because it can be changed into a prime (4959641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3987 + ... + 5080.

It is an arithmetic number, because the mean of its divisors is an integer number (1242316).

Almost surely, 2^4959649 is an apocalyptic number.

It is an amenable number.

4959649 is a deficient number, since it is larger than the sum of its proper divisors (9615).

4959649 is an equidigital number, since it uses as much as digits as its factorization.

4959649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9614.

The product of its digits is 349920, while the sum is 46.

The square root of 4959649 is about 2227.0269419116. The cubic root of 4959649 is about 170.5363567432.

The spelling of 4959649 in words is "four million, nine hundred fifty-nine thousand, six hundred forty-nine".